| Healdsburg to Morristown (New Jersey) | 2,543.49 mi (4,093.35 km) |
| Healdsburg to Morristown (Tennessee) | 2,160.93 mi (3,477.68 km) |
| Healdsburg to Morrisville (North Carolina) | 2,406.71 mi (3,873.22 km) |
| Healdsburg to Morro Bay (California) | 250.86 mi (403.73 km) |
| Healdsburg to Morton (Illinois) | 1,772.22 mi (2,852.11 km) |
| Healdsburg to Morton Grove (Illinois) | 1,849.42 mi (2,976.35 km) |
| Healdsburg to Moscow (Idaho) | 634.12 mi (1,020.51 km) |
| Healdsburg to Moses Lake (Washington) | 614.95 mi (989.67 km) |
| Healdsburg to Moss Bluff (Louisiana) | 1,775.48 mi (2,857.36 km) |
| Healdsburg to Moss Point (Mississippi) | 2,021.89 mi (3,253.92 km) |
| Healdsburg to Moultrie (Georgia) | 2,256.92 mi (3,632.16 km) |
| Healdsburg to Mounds View (Minnesota) | 1,580.39 mi (2,543.40 km) |
| Healdsburg to Mount Airy (North Carolina) | 2,298.06 mi (3,698.37 km) |
| Healdsburg to Mount Clemens (Michigan) | 2,095.44 mi (3,372.28 km) |
| Healdsburg to Mount Dora (Florida) | 2,442.27 mi (3,930.46 km) |
